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rendering_api/metal/depends/metal-cpp/AppKit/NSApplication.hpp

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+/*
+ *
+ * Copyright 2020-2021 Apple Inc.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+
+//-------------------------------------------------------------------------------------------------------------------------------------------------------------
+//
+// AppKit/NSApplication.hpp
+//
+//-------------------------------------------------------------------------------------------------------------------------------------------------------------
+
+#pragma once
+
+//-------------------------------------------------------------------------------------------------------------------------------------------------------------
+
+#include <Foundation/Foundation.hpp>
+#include "AppKitPrivate.hpp"
+
+namespace NS
+{
+	_NS_OPTIONS( NS::UInteger, WindowStyleMask )
+	{
+		WindowStyleMaskBorderless	   = 0,
+		WindowStyleMaskTitled		   = ( 1 << 0 ),
+		WindowStyleMaskClosable		 = ( 1 << 1 ),
+		WindowStyleMaskMiniaturizable   = ( 1 << 2 ),
+		WindowStyleMaskResizable		= ( 1 << 3 ),
+		WindowStyleMaskTexturedBackground = ( 1 << 8 ),
+		WindowStyleMaskUnifiedTitleAndToolbar = ( 1 << 12 ),
+		WindowStyleMaskFullScreen	   = ( 1 << 14 ),
+		WindowStyleMaskFullSizeContentView = ( 1 << 15 ),
+		WindowStyleMaskUtilityWindow	= ( 1 << 4 ),
+		WindowStyleMaskDocModalWindow   = ( 1 << 6 ),
+		WindowStyleMaskNonactivatingPanel   = ( 1 << 7 ),
+		WindowStyleMaskHUDWindow		= ( 1 << 13 )
+	};
+
+	_NS_ENUM( NS::UInteger, BackingStoreType )
+	{
+		BackingStoreRetained = 0,
+		BackingStoreNonretained = 1,
+		BackingStoreBuffered = 2
+	};
+
+	_NS_ENUM( NS::UInteger, ActivationPolicy )
+	{
+		ActivationPolicyRegular,
+		ActivationPolicyAccessory,
+		ActivationPolicyProhibited
+	};
+
+	class ApplicationDelegate
+	{
+		public:
+			virtual					~ApplicationDelegate() { }
+			virtual void			applicationWillFinishLaunching( Notification* pNotification ) { }
+			virtual void			applicationDidFinishLaunching( Notification* pNotification ) { }
+			virtual bool			applicationShouldTerminateAfterLastWindowClosed( class Application* pSender ) { return false; }
+	};
+
+	class Application : public NS::Referencing< Application >
+	{
+		public:
+			static Application*		sharedApplication();
+
+			void 					setDelegate( const ApplicationDelegate* pDelegate );
+
+			bool					setActivationPolicy( ActivationPolicy activationPolicy );
+
+			void					activateIgnoringOtherApps( bool ignoreOtherApps );
+
+			void					setMainMenu( const class Menu* pMenu );
+
+			NS::Array*				windows() const;
+
+			void					run();
+
+			void					terminate( const Object* pSender );
+	};
+
+}
+
+_NS_INLINE NS::Application* NS::Application::sharedApplication()
+{
+	return Object::sendMessage< Application* >( _APPKIT_PRIVATE_CLS( NSApplication ), _APPKIT_PRIVATE_SEL( sharedApplication ) );
+}
+
+_NS_INLINE void NS::Application::setDelegate( const ApplicationDelegate* pAppDelegate )
+{
+	// TODO: Use a more suitable Object instead of NS::Value?
+	// NOTE: this pWrapper is only held with a weak reference
+	NS::Value* pWrapper = NS::Value::value( pAppDelegate );
+
+	typedef void (*DispatchFunction)( NS::Value*, SEL, void* );
+	
+	DispatchFunction willFinishLaunching = []( Value* pSelf, SEL, void* pNotification ){
+		auto pDel = reinterpret_cast< NS::ApplicationDelegate* >( pSelf->pointerValue() );
+		pDel->applicationWillFinishLaunching( (NS::Notification *)pNotification );
+	};
+
+	DispatchFunction didFinishLaunching = []( Value* pSelf, SEL, void* pNotification ){
+		auto pDel = reinterpret_cast< NS::ApplicationDelegate* >( pSelf->pointerValue() );
+		pDel->applicationDidFinishLaunching( (NS::Notification *)pNotification );
+	};
+
+	DispatchFunction shouldTerminateAfterLastWindowClosed = []( Value* pSelf, SEL, void* pApplication ){
+		auto pDel = reinterpret_cast< NS::ApplicationDelegate* >( pSelf->pointerValue() );
+		pDel->applicationShouldTerminateAfterLastWindowClosed( (NS::Application *)pApplication );
+	};
+
+	class_addMethod( (Class)_NS_PRIVATE_CLS( NSValue ), _APPKIT_PRIVATE_SEL( applicationWillFinishLaunching_ ), (IMP)willFinishLaunching, "v@:@" );
+	class_addMethod( (Class)_NS_PRIVATE_CLS( NSValue ), _APPKIT_PRIVATE_SEL( applicationDidFinishLaunching_ ), (IMP)didFinishLaunching, "v@:@" );
+	class_addMethod( (Class)_NS_PRIVATE_CLS( NSValue ), _APPKIT_PRIVATE_SEL( applicationShouldTerminateAfterLastWindowClosed_), (IMP)shouldTerminateAfterLastWindowClosed, "B@:@" );
+
+	Object::sendMessage< void >( this, _APPKIT_PRIVATE_SEL( setDelegate_ ), pWrapper );
+}
+
+_NS_INLINE bool NS::Application::setActivationPolicy( ActivationPolicy activationPolicy )
+{
+	return NS::Object::sendMessage< bool >( this, _APPKIT_PRIVATE_SEL( setActivationPolicy_ ), activationPolicy );
+}
+
+_NS_INLINE void NS::Application::activateIgnoringOtherApps( bool ignoreOtherApps )
+{
+	Object::sendMessage< void >( this, _APPKIT_PRIVATE_SEL( activateIgnoringOtherApps_ ), (ignoreOtherApps ? YES : NO) );
+}
+
+_NS_INLINE void NS::Application::setMainMenu( const class Menu* pMenu )
+{
+	Object::sendMessage< void >( this, _APPKIT_PRIVATE_SEL( setMainMenu_ ), pMenu );
+}
+
+_NS_INLINE NS::Array* NS::Application::windows() const
+{
+	return Object::sendMessage< NS::Array* >( this, _APPKIT_PRIVATE_SEL( windows ) );
+}
+
+_NS_INLINE void NS::Application::run()
+{
+	Object::sendMessage< void >( this, _APPKIT_PRIVATE_SEL( run ) );
+}
+
+_NS_INLINE void NS::Application::terminate( const Object* pSender )
+{
+	Object::sendMessage< void >( this, _APPKIT_PRIVATE_SEL( terminate_ ), pSender );
+}